Item Type: Mini Air Filter Material: ABS, Aluminum Alloy Weight: Approx. 981g / 34.6oz Electricity Required: Cigarette Lighter Remote Control Battery Type: Button Battery (Shipped With Built In Battery) Remote Control Battery Model: CR2025 Remote Control Battery Capacity: 200mAh Clean Air Efficiency: 25-30/h 1Aluminum Alloy Material: Car air fliter is made of aluminum alloy material, durable and wear proof, can prevent scratches and fingerprints. 2Ultra Quiet And Undisturbed: The operating noise of air fliter for car is less than 36db which makes you feel comfortable during you drive and sleep. 3Energy Saving: High efficiency filter air volume accelerates air circulation and enhances air flow, while ensuring quieter and more energy saving. Filter air efficiency up to 25?30/h. Powerful power turbine motor, silent and more energy saving. 4Mini And Practical: This car air fliter with delicate, mini and lovely car shaped appearance, is designed to be a perfect decorative piece that fits in with any decor. With compact and portable designs, easy to storage. 5Widely Used: Portable and small design is very easy for you take to anywhere. Perfect mini air fliter , portable for any small area. It can be used in bedroom, office, car, etc. 1 x Air Filter 1 x Cigarette Lighter 1 x Filter 1 x Remote Control